The stairwell in the Taylor Mansion. The house will be on the Dora Moore House Tour. The Taylor Mansion at 945 Pennsylvania Street received its Denver Landmark status in 1974. It is a house of arches and eights. Eight arches grace the wraparound front porch. Eight arches surround the octagonal foyer. The recurring theme of eight is also present in the second floor leaded glass windows. The current owners performed a complete renovation in 2001.